Electromagnetic Field Theory In a dielectric material an applied field in x direction Ex = 5 v/m gives a polarization of px = 3/10π ux nc/m2. The susceptibility of the material is Zero. 4.32. Infinity. 2.16. Zero. 4.32. Infinity. 2.16. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The useful magnetic flux obtainable from any closed surface is Constant None of these Unity Both A and B Constant None of these Unity Both A and B ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A wire 1 m long carries a current of 5A and is at an angle of 30o with B = 1.5 wb/m2. Magnitude of force is 2.5 N. 3.75 N. 5 N. 2 N. 2.5 N. 3.75 N. 5 N. 2 N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The core of coil length is 200 mm. The inductance of coil is 6 mH. If the core length is doubled, all other quantities, remaining the same, the inductance will be 12 mH. 3 mH. 48 mH. 24 mH. 12 mH. 3 mH. 48 mH. 24 mH. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A conductor of length 1 metre moves at right angles to magnetic field of flux density 1 Wb/m2 with a velocity of 25 m/s. The induced emf in the conductor will be 75 V. 50 V. 100 V. 25 V. 75 V. 50 V. 100 V. 25 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric field on a place described by its potential V = 20 (r -1 + r-2) where r is the distance from the source. The field is due to Both of A and B. A quardra pole. A dipole. A monopole. Both of A and B. A quardra pole. A dipole. A monopole. ANSWER DOWNLOAD EXAMIANS APP
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